UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eirGbCtGtX7NVMEk5PDYw9tmnz+idH0GusRryofMXWk=' 
WHERE 
  key_id = 'b8641b280833f35abca2f90bc28abb768a76547d3533280e5e047db226029e42' 
  AND (
    token = 'eirGbCtGtX7NVMEk5PDYw9tmnz+idH0GusRryofMXWk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )